Lines Matching defs:alpha_mask
227 uint32_t alpha_mask = 0xff;
234 alpha_mask &= alpha_value;
239 // alpha_mask is < 0xff if there's non-trivial alpha to premultiply with.
240 if (alpha_mask != 0xff && WebPIsPremultipliedMode(colorspace)) {
258 uint32_t alpha_mask = 0x0f;
266 alpha_mask &= alpha_value;
271 if (alpha_mask != 0x0f && WebPIsPremultipliedMode(colorspace)) {
417 uint32_t alpha_mask = 0xff;
427 alpha_mask &= alpha_value;
432 if (is_premult_alpha && alpha_mask != 0xff) {
447 uint32_t alpha_mask = 0x0f;
457 alpha_mask &= alpha_value;
462 if (is_premult_alpha && alpha_mask != 0x0f) {
